34 #include <OgreCamera.h> 35 #include <OgrePlane.h> 36 #include <OgreQuaternion.h> 38 #include <OgreSceneNode.h> 39 #include <OgreVector3.h> 40 #include <OgreViewport.h> 64 mouse_ray.setOrigin(
target_scene_node_->convertWorldToLocalPosition(mouse_ray.getOrigin()));
65 mouse_ray.setDirection(
target_scene_node_->convertWorldToLocalOrientation(Ogre::Quaternion::IDENTITY) *
66 mouse_ray.getDirection());
68 Ogre::Plane ground_plane(Ogre::Vector3::UNIT_Z, 0);
70 std::pair<bool, Ogre::Real> intersection = mouse_ray.intersects(ground_plane);
71 if (!intersection.first)
76 intersection_3d = mouse_ray.getPoint(intersection.second);
84 setStatus(
"<b>Left-Click:</b> Move X/Y. <b>Right-Click:</b>: Zoom.");
88 setStatus(
"<b>Left-Click:</b> Rotate. <b>Middle-Click:</b> Move X/Y. <b>Right-Click:</b>: Move Z. " 89 " <b>Shift</b>: More options.");
96 if (event.
type == QEvent::MouseButtonPress)
101 else if (event.
type == QEvent::MouseButtonRelease)
106 else if (event.
type == QEvent::MouseMove)
108 diff_x =
event.x -
event.last_x;
109 diff_y =
event.y -
event.last_y;
113 if (event.
left() && !
event.shift())
117 pitch(-diff_y * 0.005);
119 else if (event.
middle() || (
event.left() &&
event.shift()))
123 int width =
event.viewport->getActualWidth();
124 int height =
event.viewport->getActualHeight();
126 Ogre::Ray mouse_ray =
event.viewport->getCamera()->getCameraToViewportRay(event.
x / (
float)width,
127 event.
y / (
float)height);
129 Ogre::Ray last_mouse_ray =
event.viewport->getCamera()->getCameraToViewportRay(
130 event.
last_x / (
float)width, event.
last_y / (
float)height);
132 Ogre::Vector3 last_intersect, intersect;
137 Ogre::Vector3 motion = last_intersect - intersect;
142 float motion_distance_limit = 1;
143 if (motion.length() > motion_distance_limit)
146 motion *= motion_distance_limit;
153 else if (event.
right())
165 int diff =
event.wheel_delta;
180 Ogre::Camera* source_camera = source_view->
getCamera();
182 Ogre::Ray camera_dir_ray(source_camera->getRealPosition(), source_camera->getRealDirection());
183 Ogre::Ray camera_down_ray(source_camera->getRealPosition(), -1.0 * source_camera->getRealUp());
189 float l_a = source_camera->getPosition().distance(b);
190 float l_b = source_camera->getPosition().distance(a);
195 camera_dir_ray.setOrigin(source_camera->getRealPosition() -
197 Ogre::Vector3 new_focal_point;
215 Ogre::Vector3 camera_position =
camera_->getPosition();
216 Ogre::Vector3 new_focal_point =
218 new_focal_point.z = 0;
FloatProperty * distance_property_
The camera's distance from the focal point.
void calculatePitchYawFromPosition(const Ogre::Vector3 &position)
Calculates pitch and yaw values given a new position and the current focal point. ...
void updateCamera() override
bool intersectGroundPlane(Ogre::Ray mouse_ray, Ogre::Vector3 &intersection_3d)
Like the orbit view controller, but focal point moves only in the x-y plane.
virtual bool setVector(const Ogre::Vector3 &vector)
void mimic(ViewController *source_view) override
Configure the settings of this view controller to give, as much as possible, a similar view as that g...
void lookAt(const Ogre::Vector3 &point) override
This should be implemented in each subclass to aim the camera at the given point in space (relative t...
void emitConfigChanged()
Subclasses should call this whenever a change is made which would change the results of toString()...
void zoom(float amount)
Move in/out from the focal point, ie. adjust #distance_ by amount.
IMETHOD Vector diff(const Vector &p_w_a, const Vector &p_w_b, double dt=1)
void setCursor(CursorType cursor_type)
Ogre::Camera * getCamera() const
static const float CAMERA_OFFSET
virtual void updateCamera()
void setColor(float r, float g, float b, float a) override
Set the color of the object. Values are in the range [0, 1].
bool add(const Ogre::Vector3 &offset)
bool setFloat(float new_value)
Float-typed "SLOT" version of setValue().
VectorProperty * focal_point_property_
The point around which the camera "orbits".
void setStatus(const QString &message)
void onInitialize() override
Do subclass-specific initialization. Called by ViewController::initialize after context_, target_scene_node_, and camera_ are set.
virtual void queueRender()=0
Queues a render. Multiple calls before a render happens will only cause a single render.
void handleMouseEvent(ViewportMouseEvent &evt) override
void onInitialize() override
Do subclass-specific initialization. Called by ViewController::initialize after context_, target_scene_node_, and camera_ are set.
virtual float getFloat() const
Ogre::SceneNode * target_scene_node_
void mimic(ViewController *source_view) override
Configure the settings of this view controller to give, as much as possible, a similar view as that g...
Ogre::SceneNode * getRootNode()
Get the root scene node (pivot node) for this object.
DisplayContext * context_
#define PLUGINLIB_EXPORT_CLASS(class_type, base_class_type)